Jakub Boksansky, Michael Wimmer, Jirí Bittner
Ray Traced Shadows: Maintaining Real-Time Frame Rates
In Ray Tracing Gems: High-Quality and Real-Time Rendering with DXR and Other APIs, pages 159-182, March 2019

Oliver Mattausch, Jirí Bittner, Alberto Jaspe, Enrico Gobbetti, Michael Wimmer, Renato Pajarola
CHC+RT: Coherent Hierarchical Culling for Ray Tracing
Computer Graphics Forum, 34(2):537-548, May 2015. [draft]

Oliver Mattausch, Jirí Bittner, Ari Silvennoinen, Daniel Scherzer, Michael Wimmer
Efficient Online Visibility for Shadow Maps
In GPU Pro 3: Advanced Rendering Techniques, pages 233-242, February 2012

Jirí Bittner, Oliver Mattausch, Ari Silvennoinen, Michael Wimmer
Shadow Caster Culling for Efficient Shadow Mapping
In Proceedings of the ACM SIGGRAPH Symposium on Interactive 3D Graphics and Games 2011, pages 81-88. February 2011.
[draft]

Jirí Bittner, Oliver Mattausch, Peter Wonka, Vlastimil Havran, Michael Wimmer
Adaptive Global Visibility Sampling
ACM Transactions on Graphics, 28(3):94:1-94:10, August 2009. [Preprint]

Jirí Bittner, Oliver Mattausch, Michael Wimmer
Game-Engine-Friendly Occlusion Culling
In SHADERX7: Advanced Rendering Techniques, pages 637-653, March 2009

Oliver Mattausch, Jirí Bittner, Michael Wimmer
CHC++: Coherent Hierarchical Culling Revisited
Computer Graphics Forum (Proceedings Eurographics 2008), 27(2):221-230, April 2008. [draft]

Jean Pierre Charalambos, Jirí Bittner, Michael Wimmer, Eduardo Romero
Optimized HLOD Refinement Driven by Hardware Occlusion Queries
In Advances in Visual Computing (Third International Symposium on Visual Computing -- ISVC 2007), pages 106-117. November 2007.
[Preprint]

Oliver Mattausch, Jirí Bittner, Peter Wonka, Michael Wimmer
Optimized Subdivisions for Preprocessed Visibility
In Proceedings of Graphics Interface 2007, pages 335-342. May 2007.
[Preprint]

Oliver Mattausch, Jirí Bittner, Michael Wimmer
Adaptive Visibility-Driven View Cell Construction
In Rendering Techniques 2006 (Proceedings Eurographics Symposium on Rendering), pages 195-206. June 2006.
[paper]

Vlastimil Havran, Jirí Bittner
Efficient Sorting and Searching in Rendering Algorithms, 2006,

Jirí Bittner, Peter Wonka, Michael Wimmer
Fast Exact From-Region Visibility in Urban Scenes
In Rendering Techniques 2005 (Proceedings Eurographics Symposium on Rendering), pages 223-230. June 2005.
[Paper]

Michael Wimmer, Jirí Bittner
Hardware Occlusion Queries Made Useful
In GPU Gems 2: Programming Techniques for High-Performance Graphics and General-Purpose Computation, pages 91-108, March 2005

Vlastimil Havran, Jirí Bittner, Robert Herzog, Hans-Peter Seidel
Ray Maps for Global Illumination
In Eurographics Symposium on Rendering, pages 43-54. 2005.
[Paper]

Jirí Bittner, Michael Wimmer, Harald Piringer, Werner Purgathofer
Coherent Hierarchical Culling: Hardware Occlusion Queries Made Useful
Computer Graphics Forum, 23(3):615-624, September 2004. [Paper]

Jirí Bittner, Peter Wonka
Visibility in Computer Graphics
Environment and Planning B: Planning and Design, 30(5):729-756, September 2003.

Alessandro Artusi, Jirí Bittner, Michael Wimmer, Alexander Wilkie
Delivering Interactivity to Complex Tone Mapping Operators
In Rendering Techniques 2003 (Proceedings Eurographics Symposium on Rendering), pages 38-44. June 2003.
[Paper]

Jirí Bittner, Jan Prikryl, P. Slavik
Exact Regional Visibility Using Line-Space Partitioning
Computers & Graphics, 27(4):569-580, 2003.

Vlastimil Havran, Jirí Bittner, Hans-Peter Seidel
Exploiting Temporal Coherence in Ray Casted Walkthroughs
In Proceedings of Spring Conference on Computer Graphics, pages 164-172. 2003.

Jirí Bittner, Peter Wonka, Michael Wimmer
Visibility Preprocessing for Urban Scenes using Line Space Subdivision
In Proceedings of Pacific Graphics 2001 (Ninth Pacific Conference on Computer Graphics and Applications), pages 276-284. October 2001.
[Paper]

Jirí Bittner, Jan Prikryl
Exact Regional Visibility using Line Space Partitioning
TR-186-2-01-06, March 2001 [paper]